Energous Corporation Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation - Performance Share Units - Additional Information (Detail)

Stock Based Compensation - Performance Share Units - Additional Information (Detail) - Performance Share Units [Member] - USD ($)				9 Months Ended		12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Jul. 20, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, equity instruments other than options, grants in period				2,500
Share based compensation arrangement by share based payment award equity instruments other than options vested in period				0				6,779
Share based compensation arrangement by share based payment award unamortized value				$ 9,848
Share based compensation arrangement by share based payment award compensation cost not yet recognized, period for recognition				3 months 18 days
Mr. Johnston [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, equity instruments other than options, grants in period			14,350		14,350			14,350
Share based compensation arrangement by share based payment award equity instruments other than options vested in period					14,350
Mr. Johnston [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation arrangement by share based payment award equity instruments other than options vested in period								9,350
Mr. Johnston [Member] \| Maximum [Member] \| Forecast
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation arrangement by share based payment award equity instruments other than options vested in period	2,500	2,500				2,500	2,500

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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+ Details